1 /*
2  * Copyright 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package androidx.camera.camera2.pipe.core
18 
19 import android.os.Handler
20 import java.util.concurrent.Executor
21 import kotlinx.coroutines.CoroutineDispatcher
22 import kotlinx.coroutines.CoroutineScope
23 
24 /**
25  * This collection pre-configured executors, dispatchers, and scopes that are used throughout this
26  * library.
27  */
28 public class Threads(
29     public val globalScope: CoroutineScope,
30     public val blockingExecutor: Executor,
31     public val blockingDispatcher: CoroutineDispatcher,
32     public val backgroundExecutor: Executor,
33     public val backgroundDispatcher: CoroutineDispatcher,
34     public val lightweightExecutor: Executor,
35     public val lightweightDispatcher: CoroutineDispatcher,
36     camera2Handler: () -> Handler,
37     camera2Executor: () -> Executor
38 ) {
<lambda>null39     private val _camera2Handler = lazy { camera2Handler() }
<lambda>null40     private val _camera2Executor = lazy { camera2Executor() }
41 
42     public val camera2Handler: Handler
43         get() = _camera2Handler.value
44 
45     public val camera2Executor: Executor
46         get() = _camera2Executor.value
47 }
48